*SUPPORT*
IN: lug wif OUT: GREEN GREEN
IN: dax blicket tufa OUT: BLUE YELLOW BLUE
IN: dax blicket kiki OUT: BLUE RED BLUE
IN: kiki lug dax wif OUT: RED GREEN BLUE BLUE
IN: lug gazzer kiki OUT: RED GREEN
IN: kiki wif blicket dax OUT: RED RED BLUE RED RED
IN: kiki gazzer kiki OUT: RED RED
IN: dax gazzer dax OUT: BLUE BLUE
IN: dax lug OUT: BLUE GREEN
IN: dax kiki wif blicket tufa OUT: BLUE RED RED YELLOW BLUE RED RED
IN: tufa tufa tufa gazzer dax OUT: YELLOW YELLOW BLUE YELLOW
IN: kiki tufa blicket kiki OUT: RED YELLOW RED RED YELLOW
IN: lug dax kiki gazzer kiki OUT: GREEN BLUE RED RED
IN: kiki tufa blicket tufa OUT: RED YELLOW YELLOW RED YELLOW

*QUERY*
IN: kiki OUT: RED
IN: dax blicket lug blicket dax OUT: BLUE GREEN BLUE BLUE BLUE GREEN BLUE
IN: tufa dax wif blicket lug OUT: YELLOW BLUE BLUE GREEN YELLOW BLUE BLUE
IN: tufa gazzer lug OUT: GREEN YELLOW
IN: lug gazzer dax OUT: BLUE GREEN
IN: tufa gazzer kiki OUT: RED YELLOW
IN: dax gazzer lug OUT: GREEN BLUE
IN: tufa OUT: YELLOW
IN: kiki wif OUT: RED RED
IN: kiki gazzer dax blicket kiki OUT: BLUE RED RED BLUE RED

*GRAMMAR*
lug -> GREEN 
 kiki -> RED 
 tufa -> YELLOW 
 dax -> BLUE 
 x1 blicket u1 -> [x1] [u1] [x1] 
 u1 wif -> [u1] [u1] 
 u1 gazzer u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 